Default 'show all procs' to /l. People tend to type 'ps' without modifiers
when providing information about deadlocks. Without the thread info it's not very useful.
This commit is contained in:
ad
parent
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commit
563a207d33
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@ -1,6 +1,6 @@
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.\" $NetBSD: ddb.4,v 1.121 2009/01/11 16:15:37 skrll Exp $
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.\" $NetBSD: ddb.4,v 1.122 2009/02/04 20:17:58 ad Exp $
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.\"
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.\" Copyright (c) 1997 - 2007 The NetBSD Foundation, Inc.
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.\" Copyright (c) 1997 - 2009 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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.\" This code is derived from software contributed to The NetBSD Foundation
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@ -56,7 +56,7 @@
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.\" any improvements or extensions that they make and grant Carnegie Mellon
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.\" the rights to redistribute these changes.
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.\"
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.Dd January 11, 2009
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.Dd Febuary 2, 2009
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.Dt DDB 4
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.Os
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.Sh NAME
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@ -645,7 +645,7 @@ Valid modifiers:
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.It Cm /n
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show process information in a
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.Xr ps 1
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style format (this is the default).
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style format.
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Information printed includes: process ID, parent process ID,
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process group, UID, process status, process flags, process
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command name, and process wait channel message.
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@ -662,6 +662,7 @@ address, and wait channel message.
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.It Cm /l
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show each process' associated LWP information, including each LWP's
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LID, flags, kernel LWP structure address, u-area, and wait channel.
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This is the default.
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.El
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.It Ic show arptab
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Dump the entire
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@ -1,4 +1,4 @@
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/* $NetBSD: db_xxx.c,v 1.54 2008/11/25 15:14:07 ad Exp $ */
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/* $NetBSD: db_xxx.c,v 1.55 2009/02/04 20:17:58 ad Exp $ */
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/*
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* Copyright (c) 1982, 1986, 1989, 1991, 1993
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@ -37,7 +37,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: db_xxx.c,v 1.54 2008/11/25 15:14:07 ad Exp $");
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__KERNEL_RCSID(0, "$NetBSD: db_xxx.c,v 1.55 2009/02/04 20:17:58 ad Exp $");
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#include "opt_kgdb.h"
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#include "opt_aio.h"
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@ -47,7 +47,6 @@ __KERNEL_RCSID(0, "$NetBSD: db_xxx.c,v 1.54 2008/11/25 15:14:07 ad Exp $");
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <sys/msgbuf.h>
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#include <sys/callout.h>
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#include <sys/file.h>
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#include <sys/filedesc.h>
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@ -59,6 +58,7 @@ __KERNEL_RCSID(0, "$NetBSD: db_xxx.c,v 1.54 2008/11/25 15:14:07 ad Exp $");
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#include <sys/mqueue.h>
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#include <sys/vnode.h>
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#include <sys/module.h>
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#include <sys/cpu.h>
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#include <machine/db_machdep.h>
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@ -190,13 +190,15 @@ db_show_all_procs(db_expr_t addr, bool haddr,
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db_expr_t count, const char *modif)
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{
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const char *mode;
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struct proc *p, *pp, *cp;
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struct proc *p, *pp;
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struct lwp *l, *cl;
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const struct proclist_desc *pd;
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char db_nbuf[MAXCOMLEN + 1];
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bool run;
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int cpuno;
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if (modif[0] == 0)
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mode = "n"; /* default == normal mode */
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mode = "l"; /* default == lwp mode */
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else
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mode = strchr("mawln", modif[0]);
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@ -211,27 +213,25 @@ db_show_all_procs(db_expr_t addr, bool haddr,
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switch (*mode) {
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case 'a':
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db_printf(" PID %10s %18s %18s %18s\n",
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db_printf("PID %10s %18s %18s %18s\n",
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"COMMAND", "STRUCT PROC *", "UAREA *", "VMSPACE/VM_MAP");
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break;
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case 'l':
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db_printf(" PID %4s S %9s %18s %18s %-8s\n",
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"LID", "FLAGS", "STRUCT LWP *", "NAME", "WAIT");
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db_printf("PID %4s S %3s %9s %18s %18s %-8s\n",
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"LID", "CPU", "FLAGS", "STRUCT LWP *", "NAME", "WAIT");
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break;
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case 'n':
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db_printf(" PID %8s %8s %10s S %7s %4s %16s %7s\n",
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db_printf("PID %8s %8s %10s S %7s %4s %16s %7s\n",
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"PPID", "PGRP", "UID", "FLAGS", "LWPS", "COMMAND", "WAIT");
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break;
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case 'w':
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db_printf(" PID %4s %16s %8s %4s %-12s%s\n",
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db_printf("PID %4s %16s %8s %4s %-12s%s\n",
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"LID", "COMMAND", "EMUL", "PRI", "WAIT-MSG",
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"WAIT-CHANNEL");
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break;
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}
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/* XXX LOCKING XXX */
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pd = proclists;
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cp = curproc;
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cl = curlwp;
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for (pd = proclists; pd->pd_list != NULL; pd++) {
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LIST_FOREACH(p, pd->pd_list, p_list) {
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@ -240,7 +240,7 @@ db_show_all_procs(db_expr_t addr, bool haddr,
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continue;
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}
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l = LIST_FIRST(&p->p_lwps);
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db_printf("%c%-10d", (cp == p ? '>' : ' '), p->p_pid);
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db_printf("%-5d", p->p_pid);
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switch (*mode) {
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@ -260,10 +260,16 @@ db_show_all_procs(db_expr_t addr, bool haddr,
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snprintf(db_nbuf,
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sizeof(db_nbuf),
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"%s", p->p_comm);
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db_printf("%c%4d %d %9x %18lx %18s %-8s\n",
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(cl == l ? '>' : ' '), l->l_lid,
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l->l_stat, l->l_flag, (long)l,
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db_nbuf,
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run = (l->l_stat == LSONPROC ||
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(l->l_pflag & LP_RUNNING) != 0);
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if (l->l_cpu != NULL)
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cpuno = cpu_index(l->l_cpu);
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else
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cpuno = -1;
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db_printf("%c%4d %d %3d %9x %18lx %18s %-8s\n",
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(run ? '>' : ' '), l->l_lid,
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l->l_stat, cpuno, l->l_flag, (long)l,
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db_nbuf,
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(l->l_wchan && l->l_wmesg) ?
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l->l_wmesg : "");
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@ -291,10 +297,8 @@ db_show_all_procs(db_expr_t addr, bool haddr,
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(l->l_wchan && l->l_wmesg) ?
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l->l_wmesg : "", (long)l->l_wchan);
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l = LIST_NEXT(l, l_sibling);
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if (l != NULL) {
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db_printf("%c%-10d", (cp == p ?
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'>' : ' '), p->p_pid);
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}
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if (l)
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db_printf("%11s","");
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}
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break;
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}
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